<template>
  <div>
    <!-- 搜索栏 ： 两个搜索框  搜索按钮  添加部门按钮  批量删除   -->
	<el-row>
	  <el-col :span="1"></el-col>
	  <el-col :span="4">
		   <el-input placeholder="请输入编号搜索" v-model="query.deptCode"/>
	  </el-col>
	  <el-col :span="4">
	  		<el-input placeholder="请输入名称搜索" v-model="query.deptName"/>
	  </el-col>
	  <el-col :span="4">
	  		<el-input placeholder="请输入类型搜索" v-model="query.deptType"/>
	  </el-col>
	  <el-col :span="2">
	  		<el-button type="primary" plain @click="getByPage">搜索</el-button>
	  </el-col>
	  <el-col :span="3">
	  		<el-button type="success" plain @click="showDialog">新增部门</el-button>
	  </el-col>
	  <el-col :span="3">
	  		<el-button type="danger" plain @click="handleBatchDel">批量删除</el-button>
	  </el-col>
	  
    </el-row>
	<!-- 表格 -->
	<el-row>
	  <el-col :span="1"></el-col>
	  <el-col :span="20">
		  
		<el-table :data="pb.records" 
		          stripe 
				  border
				  @selection-change="handleSelectionChange">
		  <el-table-column type="selection"  width="55" />
		  <el-table-column type="index" width="50" />
		  <el-table-column prop="deptCode" label="部门编号" width="100px"/>
		  <el-table-column prop="deptName" label="部门名称" width="120px"/>
		  <el-table-column prop="deptType" label="部门类型" width="120px"/>
		  <el-table-column label="状态" width="180px">
			<template #default="scope">
				<el-switch
					v-model="scope.row.delmark"
					size="small"
					active-text="未删除"
					inactive-text="已删除"
					:active-value="1"
					:inactive-value="0"
					@change="changeDelmark(scope.row)"
				/>
			</template>
		  </el-table-column>
		  <el-table-column label="操作" width="200px">
		        <template #default="scope">
		          <el-button size="small" @click="handleEdit(scope.row.id)">
		            编辑
		          </el-button>
		          <el-button
		            size="small"
		            type="danger"
		            @click="handleDelete(scope.row.id)"
		          >
		            删除
		          </el-button>
		        </template>
		      </el-table-column>
		</el-table>
		  
	  </el-col>
	  
	</el-row>  
	<!-- 分页组件 -->
	<el-row>
	  <el-col :span="6"></el-col>
	  <el-col :span="12">
		   <el-pagination
		        v-model:current-page="query.current"
		        v-model:page-size="query.size"
		        :page-sizes="[5, 8, 10, 20]"
		        layout="total, sizes, prev, pager, next, jumper"
		        :total="pb.total"
		        @size-change="getByPage"
		        @current-change="getByPage"
		      />
	  </el-col>
	  
	</el-row>  
	
	<!-- 编辑部门信息的对话框  用于添加和修改 -->
	<el-dialog v-model="dialogFormVisible" title="编辑部门信息" width="500" draggable>
		<el-form :model="form">
		  <el-form-item label="部门编号" :label-width="formLabelWidth">
			<el-input v-model.trim="form.deptCode" autocomplete="off" readonly/>
		  </el-form-item>
		  <el-form-item label="部门名称" :label-width="formLabelWidth">
			  <el-input v-model.trim="form.deptName" autocomplete="off" />
		  </el-form-item>
		  <el-form-item label="部门类型" :label-width="formLabelWidth">
		  	  <el-input v-model.trim="form.deptType" autocomplete="off" />
		  </el-form-item>
		</el-form>
		<template #footer>
		  <div class="dialog-footer">
			<el-button @click="dialogFormVisible = false">取消</el-button>
			<el-button type="primary" @click="addOrUpdate">
			  确认提交
			</el-button>
		  </div>
		</template>
  </el-dialog>
	
  </div>
</template>

<script setup>
//引入http请求的通用方法
import httpRequest from '../../common/index.js';
import { onMounted, ref, getCurrentInstance } from 'vue';
import { ElMain, ElMessage,ElMessageBox } from 'element-plus';
import { nanoid } from 'nanoid';
import { Plus } from '@element-plus/icons-vue'

  let {proxy} = getCurrentInstance();

  let baseUrl = proxy.$baseUrl;

  //对话框是否显示
  let dialogFormVisible = ref(false);
  let formLabelWidth = ref('100px');
  
  //表单数据 添加和修改
  let form = ref({
	deptCode:'',
	deptName:'',
	deptType:'',
	delmark:1
  })
  
  //生成部门账号的函数
  const generateAccount = ()=>{
	  let account = nanoid().replaceAll("_","").replaceAll("-","");
	  console.log(account);
	  let startIndex = Math.floor(Math.random()*10);
	  account = account.substring(startIndex,startIndex+4);
	  console.log(account);
	  return account;
  }
  
  //点新增部门信息按钮弹出对话框
  const showDialog = ()=>{
	  
	  dialogFormVisible.value = true;
	  //数据清除
	  form.value = {
		deptCode: generateAccount(),
		deptName:'',
		deptType:'',
		delmark:1
	  };
	  //清空之前上传的图片的回显链接
	  imageUrl.value = '';
  }

  //分页+搜索条件
  let query = ref({
	  current: 1,
	  size: 5,
	  deptCode: '',
	  deptName: '',
	  deptType: '',
  })
  
  //分页对象 total  pages  data(集合)
  let pb = ref({
	  total: 0,
	  pages: 0,
	  records: []
  })

  //分页查询部门信息
  const getByPage = ()=>{

	httpRequest(
			proxy,
			'post',
			'/department/page',
			query.value,
			(resultBean)=>{
				pb.value = resultBean.data;
			})


	//   proxy.$axios({
	// 	  method: 'post',
	// 	  url: '/department/page',
	// 	  data: query.value
	//   }).then(res=>{
	// 	  console.log(res);
	// 	  let resultBean = res.data;
	// 	  if(resultBean.code==200){
	// 		let pageBean = resultBean.data; 
	// 		pb.value = pageBean;// total  pages  data(集合)
	// 	  }else{
	// 		  ElMessage.error(resultBean.msg);
	// 	  }
	//   })
  }
  
  //添加或修改
  const addOrUpdate = ()=>{
	  proxy.$axios({
		  method: 'post',
		  url: '/department',
		  data: form.value
	  }).then(res=>{
		  let resultBean = res.data;
		  if(resultBean.code == 200){
			  getByPage();
			  dialogFormVisible.value = false;
			  ElMessage.success('保存部门信息成功');
		  }else{
			  ElMessage.error(resultBean.msg);
		  }
	  })
  }
  
  //处理数据回显
  const handleEdit = (DepartmentId)=>{
	  console.log('回显：DepartmentId----',DepartmentId);
	  //根据id查询对应的实体数据
	  proxy.$axios({
		  method: 'get',
		  url: '/department/'+DepartmentId
	  }).then(res=>{
		  let resultBean = res.data;
		  if(resultBean.code == 200){
			  form.value = resultBean.data;
			  imageUrl.value = resultBean.data.DepartmentImg; //回显之前的图片
			  dialogFormVisible.value = true;
		  }else{
			  ElMessage.error(resultBean.msg);
		  }
	  })
  }
  
  //处理删除
  //不改了，直接留着应删除逻辑和软删除
  const handleDelete = (DepartmentId)=>{
	  console.log('删除：DepartmentId----',DepartmentId);
	  ElMessageBox.confirm(
	      '您确定要删除该部门信息吗？',
	      '删除提示',
	      {
	        confirmButtonText: '确定',
	        cancelButtonText: '取消',
	        type: 'warning',
	      }
	    )
	      .then(() => {
			  
			  //确定删除
			  proxy.$axios({
				  method: 'delete',
				  url: '/department/'+DepartmentId
			  }).then(res=>{
				  let resultBean = res.data;
				  if(resultBean.code == 200){
					  ElMessage.success('删除成功');
					  getByPage();
				  }else{
					  ElMessage.error(resultBean.msg);
				  }
			  })
			  
	      })
	      .catch(() => {
	           ElMessage.info('取消删除');
	      })
  }
  
  // const selectable = (row,index)=>{
	 //  console.log('selectable',row,index);
	 //  return true;
  // }
  
  //选中项的id集合
  let selectOptions = ref([]);
  
  //表格中多选框选中或取消时会触发  也就是选中项变化
  const handleSelectionChange = (newSelection)=>{
	  console.log('选中项改变',newSelection);
	  selectOptions.value = []; //清空
	  newSelection.forEach((selOp)=>{
		  console.log(selOp.DepartmentId);
		  selectOptions.value.push(selOp.DepartmentId);
	  });
  }
  
  //批量删除的函数
  const handleBatchDel = ()=>{
	  console.log(selectOptions.value);
	  if(selectOptions.value.length==0){
		  ElMessage.info('请选中至少一条记录之后再进行删除');  
		  return;
	  }
	  
	  ElMessageBox.confirm(
	      '您确定要删除选中的部门信息吗？',
	      '删除提示',
	      {
	        confirmButtonText: '确定',
	        cancelButtonText: '取消',
	        type: 'warning',
	      }
	    )
	      .then(() => {

			console.log(selectOptions.value);
			console.log(typeof(selectOptions.value));
			console.log(JSON.stringify(selectOptions.value));

			let str = JSON.stringify(selectOptions.value);
			str = str.substring(1,str.length-1);
	  			  
	  			  //确定删除
				proxy.$axios({
					method: 'post',
					url: '/department/batch/'+str,
				}).then(res=>{
					let resultBean = res.data;
					if(resultBean.code == 200){
						ElMessage.success('删除成功');  
						getByPage();
					}else{
						ElMessage.error(resultBean.msg);
					}
				})
	  			
	  			  
	      })
	      .catch(() => {
	           ElMessage.info('取消删除');
	      })
  }
  
  //上传图片的回显链接
  let imageUrl = ref('');
  
  //上传成功之后的回调
  const handleAvatarSuccess = (response,uploadFile)=>{
	  ElMessage.success('上传成功');
	  console.log('上传成功，',response,uploadFile);
	  //负责上传完成 图片回显
	  imageUrl.value = response.data;
	  //将上传成功的链接放入form表单， 添加或修改时会携带到服务端
	  form.value.DepartmentImg = response.data;
  }
  
  //上传之前预检文件
  const beforeAvatarUpload = (rawFile)=>{
	  //文件类型不符合要求 或者 文件大小超过要求  都不能上传
	  if (rawFile.type !== 'image/jpeg' && rawFile.type !== 'image/png') {
	      ElMessage.error('Avatar picture must be JPG format!')
	      return false
	    } else if (rawFile.size / 1024 / 1024 > 5) {
	      ElMessage.error('Avatar picture size can not exceed 5MB!')
	      return false
	    }
		//可以上传
	    return true
  }

  //********************************* */
  const changeDelmark = (row)=>{

	httpRequest(
			proxy,
			'put',
			'/department/change/delmark',
			{
				id: row.id,
				delmark: row.delmark
			},
			(resultBean)=>{
				ElMessage.success("修改删除状态成功");
			})
  }
  
  onMounted(()=>{
	  getByPage();
  })


</script>

<style scoped>
	.avatar-uploader .avatar {
	  width: 100px;
	  height: 100px;
	  display: block;
	}
</style>

<style>
.avatar-uploader .el-upload {
  border: 1px dashed var(--el-border-color);
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--el-transition-duration-fast);
}

.avatar-uploader .el-upload:hover {
  border-color: var(--el-color-primary);
}

.el-icon.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 100px;
  height: 100px;
  text-align: center;
}
</style>